User:Madeleine Y. Bee/Notebook/CHEM-581 Experimental Chemistry/2014/09/05: Difference between revisions
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[[Image:2014_0905_MG_calibration.PNG|500px]] | [[Image:2014_0905_MG_calibration.PNG|500px]] | ||
====Equilibrium Measurements==== | ====Equilibrium Measurements & Analysis==== | ||
*Dilute 200 ppm solutions 100x and 80 ppm solutions 50x to 10 mL & transfer to glass test tube (3 mL needed for absorbance measurements) | *Dilute 200 ppm solutions 100x and 80 ppm solutions 50x to 10 mL & transfer to glass test tube (3 mL needed for absorbance measurements) | ||
[[Image:2014_0905_MG_PVA_film_abs.PNG]] [[Image:2014_0905_MG_PVA_Clay_film_abs.PNG]] | [[Image:2014_0905_MG_PVA_film_abs.PNG]] [[Image:2014_0905_MG_PVA_Clay_film_abs.PNG]] | ||
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*#*c<sub>soln</sub>=(0.019)/(0.1293)(1)= 0.147 ppm ×100= 14.7 ppm | *#*c<sub>soln</sub>=(0.019)/(0.1293)(1)= 0.147 ppm ×100= 14.7 ppm | ||
*#PVA Clay film in 80 ppm | *#PVA Clay film in 80 ppm | ||
*#*c<sub>soln</sub>=(0.010)/(0.1293)(1)= 0. | *#*c<sub>soln</sub>=(0.010)/(0.1293)(1)= 0.077 ppm ×50= 3.85 ppm | ||
*#PVA Clay film in 8 ppm | *#PVA Clay film in 8 ppm | ||
*#*c<sub>soln</sub>=(0. | *#*c<sub>soln</sub>=(0.012)/(0.1293)(1)= 0.093 ppm | ||
*#PVA Clay film in 2 ppm | *#PVA Clay film in 2 ppm | ||
*#*c<sub>soln</sub>=(0.004)/(0.1293)(1)= 0.031 ppm | *#*c<sub>soln</sub>=(0.004)/(0.1293)(1)= 0.031 ppm | ||
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{| style="width:75%; height:100px" border="1" | {| style="width:75%; height:100px" border="1" | ||
|- | |- | ||
| || Malachite Green | | || Malachite Green || | ||
|- | |- | ||
| Initial Concentration || mno | | Initial Concentration || mno | ||
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**#615nm: 200 ppm - 71.6 ppm = 128.4 ppm MG absorbed | **#615nm: 200 ppm - 71.6 ppm = 128.4 ppm MG absorbed | ||
**#*(128.4 mg MG/L soln)×(0.010 L soln)= 1.284 mg MG/film | **#*(128.4 mg MG/L soln)×(0.010 L soln)= 1.284 mg MG/film | ||
**#*1.284 mg MG/ | **#*1.284 mg MG/ 98 mg film = 0.013 mg MG/mg film | ||
**#425nm: 200 ppm- 71.4 ppm= 128.6 ppm MG absorbed | **#425nm: 200 ppm- 71.4 ppm= 128.6 ppm MG absorbed | ||
**#*1.286 mg MG/film | **#*1.286 mg MG/film | ||
**#*1.286 mg MG/ | **#*1.286 mg MG/ 98 mg film = 0.013 mg MG/mg film | ||
**PVA film in 80 ppm | **PVA film in 80 ppm | ||
**#615nm: 80 ppm- 36.35 ppm = 43.65 ppm | **#615nm: 80 ppm- 36.35 ppm = 43.65 ppm | ||
**#*0.4365 mg MG/film | **#*0.4365 mg MG/film | ||
**#*0.4365 mg MG/ 3 | **#*0.4365 mg MG/ 89.3 mg= 0.005 mg MG/mg film | ||
**#425nm: 80 ppm- 37.6 ppm = 42.4 ppm | **#425nm: 80 ppm- 37.6 ppm = 42.4 ppm | ||
**#*0.4240 mg MG/film | **#*0.4240 mg MG/film | ||
**#*0.4240 mg MG/ 3 | **#*0.4240 mg MG/ 89.3 mg= 0.005 mg MG/mg film | ||
**PVA film in 8 ppm | **PVA film in 8 ppm | ||
**#615nm: 8 ppm- | **#615nm: 8 ppm- 0.495 ppm = 7.505 ppm | ||
**#* | **#*0.07505 mg MG/film | ||
**#* | **#*0.07505 mg MG/ 58.7 mg= 0.0013 mg MG/mg film | ||
**#425nm: 8 ppm- | **#425nm: 8 ppm- 0.639 ppm = 7.361 ppm | ||
**#* | **#*0.07361 mg MG/film | ||
**#* | **#*0.07361 mg MG/ 58.7 mg= 0.0013 mg MG/mg film | ||
**PVA film in 2 ppm | **PVA film in 2 ppm | ||
**#615nm: 2 ppm- | **#615nm: 2 ppm- 0.070 ppm= 1.93 ppm | ||
**#* | **#*0.0193 mg MG/film | ||
**#* | **#*0.0193 mg MG/ 128.6 mg= 0.00015 mg MG/mg film | ||
**#425nm: 2 ppm- | **#425nm: 2 ppm- 0.113 ppm = 1.887 ppm | ||
**#* | **#*0.0188 mg MG/film | ||
**#* | **#*0.0188 mg MG/ 128.6 mg= 0.00015 mg MG/mg film | ||
**PVA Clay film in 200 ppm | |||
**#615nm: 200 ppm - 14.7 ppm= 185.3 ppm | |||
**#*1.853 mg MG/film | |||
**#*1.853 mg MG/ 104.9 mg= 0.017 mg MG/mg film | |||
**#425nm: 200 ppm - 18.8 ppm= 181.2 ppm | |||
**#*1.812 mg MG/film | |||
**#*1.812 mg MG/ 104.9 mg= 0.017 mg MG/mg film | |||
**PVA Clay film in 80 ppm | |||
**#615nm: 80 ppm - 3.85 ppm= 76.15 ppm | |||
**#*0.7615 mg MG/film | |||
**#*0.7615 mg MG/ 76.5 mg= 0.010 mg MG/mg film | |||
**#425nm: 80 ppm- 5.65 ppm= 74.35 ppm | |||
**#*0.7435 mg MG/film | |||
**#*0.7435 mg MG/ 76.5 mg= 0.010 mg MG/mg film | |||
**PVA Clay film in 8 ppm | |||
**#615nm: 8 ppm- 0.093 ppm= 7.907 ppm | |||
**#*0.07907 mg MG/film | |||
**#*0.07907 mg MG/ 76.585 mg= 0.001 mg MG/mg film | |||
**#425nm: 8 ppm- 0.226 ppm= 7.774 ppm | |||
**#*0.07774 mg MG/film | |||
**#*0.07774 mg MG/ 76.585 mg= 0.001 mg MG/mg film | |||
**PVA Clay film in 2 ppm | |||
**#615nm: 2 ppm - 0.031 ppm= 1.969 ppm | |||
**#*0.01969 mg MG/film | |||
**#*0.01969 mg MG/ 68.9 mg= 0.00029 mg MG/mg film | |||
**#425nm: 2 ppm - 0.113 ppm= 1.887 ppm | |||
**#*0.01887 mg MG/film | |||
**#*0.01887 mg MG/ 68.9 mg= 0.00027 mg MG/mg film | |||
Revision as of 07:08, 10 September 2014
Standard and Film Soln Absorbance | <html><img src="/images/9/94/Report.png" border="0" /></html> Main project page <html><img src="/images/c/c3/Resultset_previous.png" border="0" /></html>Previous entry<html> </html>Next entry<html><img src="/images/5/5c/Resultset_next.png" border="0" /></html> | |||||||||
September 5, 2014ProceduresCompleting Film SynthesisContinued from Wednesday, 9/3/2014<br.> Procedure detailed by Dr Hartings
Beginning New Film SynthesisProcedure detailed by Dr Hartings
UV-vis Measurements
Equilibrium Measurements & Analysis
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